>> well, obama met with his security advisers today, and their biggest concern is that it is a foreign threat, that it's not too lone wolfs in the united states that took this under their own, just decided to do it themselves. so what the fbi will be looking at is phone records, e-mail records. they'll be looking at any communications, travel records that had to do with these guys going back and possibly training at a camp in northern africa. the most important thing is the communication records, if they've made phone calls, connecting them to other people that may have been involved in encouraging this act or training them to do this particular act, that's what the fbi's going to be looking for going forward. >> and we don't have anymore information on that right now. we know, though, that the older brother, who is dead, did leave the country for six months. he's been living in america since 2007, but left for six months, and investigators are trying to zero in on whether or not he got terrorism training. are you saying that that terrorism training would have happened elsewhere, outsi